Hosta

Eragrostideae is a tribe of grasses in subfamily Chloridoideae. It contains roughly 500 species, which all use the C₄ photosynthetic pathway.

The 14 genera are classified in three subtribes:^[1]

Cotteinae Reeder (1965)	Unioliinae Clayton (1982)	Eragrostidinae J. Presl (1830)
Cottea Enneapogon Kaokochloa Schmidtia	Entoplocamia Fingerhuthia Tetrachaete Tetrachne Uniola (syn. Leptochloopsis)	Cladoraphis Eragrostis (syn. Acamptoclados, Catalepis, Diandrochloa, Ectrosia, Ectrosiopsis, Harpachne, Heterachne, Neeragrostis, Planichloa, Pogonarthria, Psammagrostis, Viguierella) Richardsiella Steirachne Stiburus (syn. Triphlebia)

References

^ ^a ^b Soreng, Robert J.; Peterson, Paul M.; Romaschenko, Konstantin; Davidse, Gerrit; Teisher, Jordan K.; Clark, Lynn G.; Barberá, Patricia; Gillespie, Lynn J.; Zuloaga, Fernando O. (2017). "A worldwide phylogenetic classification of the Poaceae (Gramineae) II: An update and a comparison of two 2015 classifications". Journal of Systematics and Evolution. 55 (4): 259–290. doi:10.1111/jse.12262. hdl:10261/240149. ISSN 1674-4918.